diff --git a/tools/test_apps/system/unicore_bootloader/CMakeLists.txt b/tools/test_apps/system/unicore_bootloader/CMakeLists.txt
new file mode 100644
index 0000000000..4b7ab3fd72
--- /dev/null
+++ b/tools/test_apps/system/unicore_bootloader/CMakeLists.txt
@@ -0,0 +1,6 @@
+# The following lines of boilerplate have to be in your project's
+# CMakeLists in this exact order for cmake to work correctly
+cmake_minimum_required(VERSION 3.5)
+
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(test_unicore_bootloader)
diff --git a/tools/test_apps/system/unicore_bootloader/README.md b/tools/test_apps/system/unicore_bootloader/README.md
new file mode 100644
index 0000000000..5ab630aafd
--- /dev/null
+++ b/tools/test_apps/system/unicore_bootloader/README.md
@@ -0,0 +1,2 @@
+| Supported Targets | ESP32 | ESP32-S3 |
+| ----------------- | ----- | -------- |
diff --git a/tools/test_apps/system/unicore_bootloader/README.txt b/tools/test_apps/system/unicore_bootloader/README.txt
new file mode 100644
index 0000000000..875b2c9400
--- /dev/null
+++ b/tools/test_apps/system/unicore_bootloader/README.txt
@@ -0,0 +1,4 @@
+This project tests if the app can start up in a certain configuration.
+Multicore app can start up even if the bootloader is unicore.
+
+The test is only for Multicore chips.
diff --git a/tools/test_apps/system/unicore_bootloader/app_test.py b/tools/test_apps/system/unicore_bootloader/app_test.py
new file mode 100644
index 0000000000..1ce9a2dd08
--- /dev/null
+++ b/tools/test_apps/system/unicore_bootloader/app_test.py
@@ -0,0 +1,43 @@
+#!/usr/bin/env python
+
+from typing import Any
+
+import ttfw_idf
+
+
+@ttfw_idf.idf_custom_test(env_tag='Example_GENERIC', group='test-apps', target=['esp32', 'esp32s3'])
+def test_multicore_app_and_unicore_bootloader(env, _):  # type: (Any, Any) -> None
+    dut = env.get_dut('unicore_bootloader', 'tools/test_apps/system/unicore_bootloader', app_config_name='multicore_cfg')
+    print('Using binary path: {}'.format(dut.app.binary_path))
+    dut.start_app()
+    dut.expect('Multicore bootloader')
+    dut.expect('Multicore app')
+    dut.expect('App is running')
+
+    another_build_path = dut.app.binary_path.replace('multicore_cfg', 'unicore_cfg')
+    print('Using binary from another_build_path: {}'.format(another_build_path))
+    dut.bootloader_flash(another_build_path)
+    dut.expect('Unicore bootloader')
+    dut.expect('Multicore app')
+    dut.expect('App is running')
+
+
+@ttfw_idf.idf_custom_test(env_tag='Example_GENERIC', group='test-apps', target=['esp32', 'esp32s3'])
+def test_unicore_app_and_multicore_bootloader(env, _):  # type: (Any, Any) -> None
+    dut = env.get_dut('unicore_bootloader', 'tools/test_apps/system/unicore_bootloader', app_config_name='unicore_cfg')
+    print('Using binary path: {}'.format(dut.app.binary_path))
+    dut.expect('Unicore bootloader')
+    dut.expect('Unicore app')
+    dut.expect('App is running')
+
+    another_build_path = dut.app.binary_path.replace('unicore_cfg', 'multicore_cfg')
+    print('Using binary from another_build_path: {}'.format(another_build_path))
+    dut.bootloader_flash(another_build_path)
+    dut.expect('Multicore bootloader')
+    dut.expect('Unicore app')
+    dut.expect('App is running')
+
+
+if __name__ == '__main__':
+    test_multicore_app_and_unicore_bootloader()
+    test_unicore_app_and_multicore_bootloader()
diff --git a/tools/test_apps/system/unicore_bootloader/main/CMakeLists.txt b/tools/test_apps/system/unicore_bootloader/main/CMakeLists.txt
new file mode 100644
index 0000000000..34613e8e3c
--- /dev/null
+++ b/tools/test_apps/system/unicore_bootloader/main/CMakeLists.txt
@@ -0,0 +1 @@
+idf_component_register(SRCS "main.c")
diff --git a/tools/test_apps/system/unicore_bootloader/main/main.c b/tools/test_apps/system/unicore_bootloader/main/main.c
new file mode 100644
index 0000000000..50c39ad016
--- /dev/null
+++ b/tools/test_apps/system/unicore_bootloader/main/main.c
@@ -0,0 +1,12 @@
+/*
+ * SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <stdio.h>
+
+void app_main(void)
+{
+    printf("App is running\n");
+}
diff --git a/tools/test_apps/system/unicore_bootloader/sdkconfig.ci.multicore_cfg b/tools/test_apps/system/unicore_bootloader/sdkconfig.ci.multicore_cfg
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/tools/test_apps/system/unicore_bootloader/sdkconfig.ci.unicore_cfg b/tools/test_apps/system/unicore_bootloader/sdkconfig.ci.unicore_cfg
new file mode 100644
index 0000000000..f0b0b5e03d
--- /dev/null
+++ b/tools/test_apps/system/unicore_bootloader/sdkconfig.ci.unicore_cfg
@@ -0,0 +1 @@
+CONFIG_FREERTOS_UNICORE=y